The universe’s evolution seems to be slowing and we don’t know why

There could also be one thing fallacious with our fashions of the cosmos. The matter within the universe is getting clumpier and clumpier over time nevertheless it seems to be occurring extra slowly than anticipated. This slow-down within the evolution of the large-scale construction of the universe might level to new particles or fields, or it might point out that our understanding of darkish matter isn’t fairly proper.

The evolution of the universe is essentially ruled by the push and pull of two competing forces …